Home ยป Past Questions ยป Mathematics ยป Jamb ยป 1999 ยป Page 3
43

Find the value of X if \(\frac{\sqrt{2}}{x+\sqrt{2}}=\frac{1}{x-\sqrt{2}}\)

  • A. 3โˆš2+4
  • B. 3โˆš2-4
  • C. 3-2โˆš2
  • D. 4+2โˆš2
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44

If log\(_810\) = X, evaluate log\(_85\) in terms of X.

  • A. \(\frac{1}{2}\)X
  • B. X-\(\frac{1}{4}\)
  • C. X-\(\frac{1}{3}\)
  • D. X-\(\frac{1}{2}\)
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45

A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?

  • A. 25
  • B. 19
  • C. 18
  • D. 17
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